2164501316 has 12 divisors (see below), whose sum is σ = 3793629840. Its totient is φ = 1080607080.

The previous prime is 2164501303. The next prime is 2164501321. The reversal of 2164501316 is 6131054612.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407930 + ... + 413201.

It is an arithmetic number, because the mean of its divisors is an integer number (316135820).

Almost surely, 2^2164501316 is an apocalyptic number.

It is an amenable number.

2164501316 is a deficient number, since it is larger than the sum of its proper divisors (1629128524).

2164501316 is a wasteful number, since it uses less digits than its factorization.

2164501316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821794 (or 821792 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2164501316 is about 46524.2014009913. The cubic root of 2164501316 is about 1293.5581346286.

Adding to 2164501316 its reverse (6131054612), we get a palindrome (8295555928).

The spelling of 2164501316 in words is "two billion, one hundred sixty-four million, five hundred one thousand, three hundred sixteen".